Full of Mastery Level Items to be used as practice for the STAAR
Grade 3 Science CVP Answer Key Lesson 1: Ecosystems (page 12) 7 A Lesson 1: Ecosystems (page 13) 7 C Lesson 1: Ecosystems (page 14) Lesson 1: Ecosystems (page 15) 1 organism 2 ecology 3 species 4 population 5 community 6 environment 7 ecosystem 8 habitat 9 biome Lesson 1: Ecosystems (page 16) 1 F 2 G 3 H 4 I 7 C 8 D 9 E Lesson 1: Ecosystems (page 18) 7 A Lesson 2: Food Chains (page 24) 7 B 8 D Forde-Ferrier, L.L.C. 1
Lesson 2: Food Chains (page 25) Lesson 2: Food Chains (page 26) 7 D Lesson 2: Food Chains (page 27) 1 photosynthesis 2 producer 3 consumer 4 herbivore 5 omnivore 6 carnivore 7 predator Lesson 2: Food Chains (page 28) 1 prey 2 decomposer 3 food chain 4 niche 5 pollution 6 drought Lesson 2: Food Chains (page 29) 2 G 4 F 7 E Lesson 2: Food Chains (page 30) 2 F 3 E Lesson 2: Food Chains (page 32) 1 arrows 2 gases, ash 3 nutrients 4 predator 5 primary 6 producer 7 role 8 rainfall Lesson 2: Food Chains (page 33) 7 B Forde-Ferrier, L.L.C. 2
Lesson 3: Characteristics of Plants (page 36) Lesson 3: Characteristics of Plants (page 37) 1 water, sunlight, carbon dioxide 2 waxy 3 enter, leave 4 carbon dioxide, oxygen 5 grow 6 green 7 Roots 8 root, stem, leaf Lesson 3: Characteristics of Plants (page 38) Lesson 3: Characteristics of Plants (page 39) 1 dormancy 2 root 3 stomata 4 stem 5 chlorophyll 6 leaf Lesson 3: Characteristics of Plants (page 40) 2 F 6 E Lesson 3: Characteristics of Plants (page 42) Lesson 4: Characteristics of Animals (page 48) 7 B Lesson 4: Characteristics of Animals (page 49) 1 scales, dry skin, shells 2 arm, leg 3 fins, tails 4 perish 5 characteristic 6 body part 7 tails 8 webbed Forde-Ferrier, L.L.C. 3
Lesson 4: Characteristics of Animals (page 50) 7 B Lesson 4: Characteristics of Animals (page 51) 1 G 2 F 4 E 7 A Lesson 4: Characteristics of Animals (page 52) 1 function 2 trait 3 structure 4 inherited trait 5 perish 6 adaptation 7 adapt Lesson 4: Characteristics of Animals (page 54) Lesson 5: Animal Behaviors (page 58) 7 C 8 D Lesson 5: Animal Behaviors (page 59) Lesson 5: Animal Behaviors (page 60) 1 F 2 E Lesson 5: Animal Behaviors (page 61) 1 behavior 2 stimulus 3 instinctive behavior 4 learned behavior 5 hibernation 6 migration Forde-Ferrier, L.L.C. 4
Lesson 5: Animal Behaviors (page 63) Lesson 6: Life Cycles (page 68) 7 A 8 C Lesson 6: Life Cycles (page 69) Lesson 6: Life Cycles (page 70) Lesson 6: Life Cycles (page 71) 3 G 4 F 5 I 6 E 7 J 8 H 9 B 10 A Lesson 6: Life Cycles (page 72) 1 seed 2 pollination 3 pollen 4 pupa 5 chrysalis 6 larva Lesson 6: Life Cycles (page 73) 1 hatch 2 metamorphosis 3 reproduce 4 life cycle Lesson 6: Life Cycles (page 75) Lesson 1: Matter (page 78) Forde-Ferrier, L.L.C. 5
Lesson 1: Matter (page 79) 1 gravity 2 matter 3 balance scale 4 space 5 sink 6 grams, kilograms 7 less 8 float Lesson 1: Matter (page 80) Lesson 1: Matter (page 81) 1 density 2 volume 3 weight 4 mass 5 matter Lesson 1: Matter (page 82) 2 E Lesson 1: Matter (page 84) Lesson 2: States of Matter (page 89) Lesson 2: States of Matter (page 90) 1 shape, volume 2 forms 3 shape 4 liquid, solid, gas 5 energy 6 form 7 gas 8 volume Lesson 2: States of Matter (page 91) Forde-Ferrier, L.L.C. 6
Lesson 2: States of Matter (page 92) 1 E Lesson 2: States of Matter (page 93) 1 states of matter 2 physical change 3 gas 4 solid 5 liquid Lesson 2: States of Matter (page 95) 7 D Lesson 3: Physical Properties of Matter (page 99) 7 D Lesson 3: Physical Properties of Matter (page 10) 1 smells 2 100 degrees Celsius 3 dense 4 form 5 seen, measured 6 Texture 7 flow 8 freezing point Lesson 3: Physical Properties of Matter (page 101) Lesson 3: Physical Properties of Matter (page 102) Forde-Ferrier, L.L.C. 7
Lesson 3: Physical Properties of Matter (page 103) 1 E 2 J 4 H 5 F 7 I 8 C 9 G 10 B Lesson 3: Physical Properties of Matter (page 104) 1 physical property 2 shape 3 texture 4 odor 5 conductor Lesson 3: Physical Properties of Matter (page 105) 1 insulator 2 freezing point 3 melting point 4 boiling point 5 magnetism Lesson 3: Physical Properties of Matter (page 107) Lesson 4: Mixtures (page 110) 7 B Lesson 4: Mixtures (page 111) 1 properties 2 spreads out 3 Steel 4 copper and zinc 5 solute 6 solvent 7 dissolve 8 solvent Lesson 4: Mixtures and Solutions (page 112) Lesson 4: Mixtures and Solutions (page 113) 1 E Forde-Ferrier, L.L.C. 8
Lesson 4: Mixtures and Solutions (page 114) 1 mixture 2 solution 3 dissolve 4 solvent 5 solute Lesson 4: Mixtures and Solutions (page 116) Lesson 1: Forms of Energy (page 120) 7 C 8 C Lesson 1: Forms of Energy (page 122) 1 Sound 2 patterns 3 reflects 4 seen, touched 5 sugar 6 stomata or tiny holes 7 Light 8 8 Lesson 1: Forms of Energy (page 123) 1 sound 2 heat energy 3 light 4 solar energy 5 work 6 energy Lesson 1: Forms of Energy (page 124) Lesson 1: Forms of Energy (page 125) 2 F 3 E Lesson 1: Forms of Energy (page 127) 7 C 8 C Forde-Ferrier, L.L.C. 9
Lesson 2: Electricity (page 130) Lesson 2: Electricity (page 131) 1 solar panels 2 burned 3 positive, negative 4 same 5 electric current 6 different 7 electrical circuit 8 circuit Lesson 2: Electricity (page 132) Lesson 2: Electricity (page 133) 1 electrical energy 2 electric current 3 electrical circuit Lesson 2: Electricity (page 134) Lesson 2: Electricity (page 136) Lesson 3: Force and Motion (page 140) Lesson 3: Force and Motion (page 141) 1 less 2 Gravity 3 more 4 pulls 5 gravity isplacement 7 Motion 8 closer Lesson 3: Force and Motion (page 142) Forde-Ferrier, L.L.C. 10
Lesson 3: Force and Motion (page 143) 5 E Lesson 3: Force and Motion (page 144) 1 gravity 2 displacement 3 friction 4 force 5 motion Lesson 3: Force and Motion (page 146) Lesson 1: Soil (page 149) 7 A 8 C Lesson 1: Soil (page 150) 1 loam lay 3 gas 4 sand, silt, clay 5 minerals 6 decaying 7 easily 8 brown, black Lesson 1: Soil (page 151) 7 C Lesson 1: Soil (page 152) 1 E 2 G 5 F 7 A Lesson 1: Soil (page 153) 1 soil 2 nitrogen cycle 3 topsoil 4 soil texture 5 humus 6 clay 7 loam Forde-Ferrier, L.L.C. 11
Lesson 1: Soil (page 155) Lesson 2: Weathering, Erosion, and Deposition (page 159) Lesson 2: Weathering, Erosion, and Deposition (page 160) eposition 2 rock 3 Weathering 4 sediment 5 glacier 6 roots 7 Sediments 8 Pressure Lesson 2: Weathering, Erosion, and Deposition (page 161) Lesson 2: Weathering, Erosion, and Deposition (page 162) 1 weathering 2 sediment 3 glacier 4 sedimentary rock 5 deposition 6 erosion Lesson 2: Weathering, Erosion, and Deposition (page 163) 2 E 5 F Lesson 2: Weathering, Erosion, and Deposition (page 165) Lesson 3: Landforms (page 169) 7 D 8 C Forde-Ferrier, L.L.C. 12
Lesson 3: Landforms (page 170) 1 minerals 2 steep 3 lava olorado River 5 landform 6 roof 7 coastline 8 hole Lesson 3: Landforms (page 171) Lesson 3: Landforms (page 172) Lesson 3: Landforms (page 173) 1 stalagmite 2 stalactite 3 cave 4 valley 5 plain 6 coastline 7 canyon 8 landform Lesson 3: Landforms (page 174) 4 F 6 G 7 H 8 E Lesson 3: Landforms (page 176) Lesson 4: Fast Changes to Landforms (page 181) Lesson 4: Fast Changes to Landforms (page 182) 1 mouth 2 Lava 3 1980 4 gravity 5 earthquake 6 fault 7 touch 8 waves Forde-Ferrier, L.L.C. 13
Lesson 4: Fast Changes to Landforms (page 183) Lesson 4: Fast Changes to Landforms (page 184) 1 earthquake 2 fault 3 tsunami 4 lava 5 eruption 6 landslide Lesson 4: Fast Changes to Landforms (page 185) 1 F 5 E Lesson 4: Fast Changes to Landforms (page 187) Lesson 5: Natural Resources (page 191) 7 C 8 B Lesson 5: Natural Resources (page 192) 1 nonrenewable 2 material 3 oil 4 solid 5 wool 6 Heat and pressure 7 fibers 8 electricity Lesson 5: Natural Resources (page 193) Lesson 5: Natural Resources (page 194) Forde-Ferrier, L.L.C. 14
Lesson 5: Natural Resources (page 195) 2 F 3 E 4 G 7 A Lesson 5: Natural Resources (page 196) 1 natural resource 2 nonrenewable resource 3 renewable resource 4 fossil fuel 5 natural gas 6 coal 7 oil Lesson 5: Natural Resources (page 198) 7 A 8 B Lesson 6: Conservation (page 201) Lesson 6: Conservation (page 202) 1 pollution ompost 3 packaging 4 fertilizer 5 used, new 6 lower 7 energy 8 Conservation Lesson 6: Conservation (page 203) Lesson 6: Conservation (page 204) Lesson 6: Conservation (page 205) 1 conservation 2 recycle 3 compost Lesson 6: Conservation (page 207) Forde-Ferrier, L.L.C. 15
Lesson 7: Weather (page 211) 7 D Lesson 7: Weather (page 212) 1 arrow 2 water vapor ir pressure 4 less 5 more 6 ice or water 7 Precipitation 8 marks Lesson 7: Weather (page 213) Lesson 7: Weather (page 214) Lesson 7: Weather (page 215) 1 F 2 E 7 I 8 G 9 H Lesson 7: Weather (page 216) 1 wind vane 2 wind 3 rain gauge 4 precipitation 5 cloud 6 air pressure 7 air mass 8 humidity 9 weather Lesson 7: Weather (page 218) 7 D 8 B Forde-Ferrier, L.L.C. 16
Lesson 8: Storms and Fronts (page 222) 7 A 8 B Lesson 8: Storms and Fronts (page 223) 1 blizzard 2 kilometers 3 spiral 4 flooding, erosion 5 weather front 6 tropical 7 charge 8 warm front Lesson 8: Storms and Fronts (page 224) Lesson 8: Storms and Fronts (page 225) Lesson 8: Storms and Fronts (page 226) 2 F 3 G 4 H 5 E 7 C 8 A Lesson 8: Storms and Fronts (page 227) 1 hurricane 2 blizzard 3 lightning 4 thunderstorm 5 tornado 6 warm front 7 cold front 8 weather front Lesson 8: Storms and Fronts (page 229) 7 A Forde-Ferrier, L.L.C. 17
Lesson 9: Water Cycle (page 233) 7 B Lesson 9: Water Cycle (page 234) 1 holes, leaves 2 carbon dioxide, water vapor 3 movement 4 evaporation, condensation, precipitation 5 sink 6 pump 7 oceans 8 sand, gravel Lesson 9: Water Cycle (page 235) Lesson 9: Water Cycle (page 236) 4 E Lesson 9: Water Cycle (page 237) 1 water cycle 2 evaporation 3 condensation 4 surface water 5 groundwater Lesson 9: Water Cycle (page 239) 7 A 8 D Lesson 10: Moon, Earth, and Sun (page 246) Lesson 10: Moon, Earth, and Sun (page 247) 1 6 2 eclipse 3 full moon 4 west, east 5 28 6 summer 7 half circle 8 solar eclipse Forde-Ferrier, L.L.C. 18
Lesson 10: Moon, Earth, and Sun (page 248) Lesson 10: Moon, Earth, and Sun (page 249) Lesson 10: Moon, Earth, and Sun (page 250) Lesson 10: Moon, Earth, and Sun (page 251) 3 E 4 G 7 H 8 F Lesson 10: Moon, Earth, and Sun (page 252) 2 G 4 E 5 H 7 F 8 B Lesson 10: Moon, Earth, and Sun (page 253) 1 full moon 2 revolution 3 rotation 4 axis 5 season 6 equator 7 moon phases 8 new moon Lesson 10: Moon, Earth, and Sun (page 254) 1 quarter moon 2 first quarter moon 3 last or third quarter moon 4 lunar cycle 5 eclipse 6 lunar eclipse 7 solar eclipse 8 tide Forde-Ferrier, L.L.C. 19
Lesson 10: Moon, Earth, and Sun (page 257) Lesson 11: Planets (page 262) 7 D 8 B Lesson 11: Planets (page 263) 1 Uranus 2 gas giants 3 Great Red Spot 4 Mars 5 Uranus 6 revolve 7 Venus 8 Gravity Lesson 11: Planets (page 264) Lesson 11: Planets (page 265) 3 E Lesson 11: Planets (page 266) 1 planet 2 orbit 3 revolve 4 inner planets 5 outer planets or gas giants Lesson 11: Planets (page 268) 7 A 8 B Lesson 1: Scientific Investigation (page 272) 7 B Forde-Ferrier, L.L.C. 20
Lesson 1: Scientific Investigation (page 273) 1 variable 2 hypothesis 3 natural world ata 5 method, inquiry 6 measurements 7 why 8 experiment Lesson 1: Scientific Investigation (page 274) Lesson 1: Scientific Investigation (page 275) Lesson 1: Scientific Investigation (page 276) 3 G 4 I 5 E 7 D 8 F 9 H 10 J Lesson 1: Scientific Investigation (page 277) 1 variable 2 experiment 3 hypothesis 4 prediction 5 observation 6 experimental investigation 7 data 8 descriptive investigation 9 scientific investigation 10 science Lesson 1: Scientific Investigation (page 279) Lesson 2: Scientific Data (page 284) Lesson 2: Scientific Data (page 285) 1 model 2 rows, columns 3 metric 4 observing, measuring 5 senses 6 map 7 data 8 labels Forde-Ferrier, L.L.C. 21
Lesson 2: Scientific Data (page 286) Lesson 2: Scientific Data (page 287) 1 E 4 F Lesson 2: Scientific Data (page 288) 1 conclusion 2 metric system 3 inference 4 table 5 model 6 bar graph Lesson 2: Scientific Data (page 290) Lesson 3: Scientific Tools and Equipment (page 297) Lesson 3: Scientific Tools and Equipment (page 298) 1 glass 2 dry, wet 3 mass 4 spring scale 5 magnifying glass 6 beaker 7 Celsius 8 magnify Lesson 3: Scientific Tools and Equipment (page 299) Lesson 3: Scientific Tools and Equipment (page 300) Forde-Ferrier, L.L.C. 22
Lesson 3: Scientific Tools and Equipment (page 301) 3 F 4 E Lesson 3: Scientific Tools and Equipment (page 302) 3 F 6 E Lesson 3: Scientific Tools and Equipment (page 303) 1 aquarium 2 terrarium 3 thermometer 4 hot plate 5 beaker 6 graduated cylinder Lesson 3: Scientific Tools and Equipment (page 304) 1 spring scale 2 metric ruler 3 timing device 4 balance 5 hand lens 6 microscope Lesson 3: Scientific Tools and Equipment (page 306) 7 C Lesson 4: Safety (page 310) 7 A 8 C Lesson 4: Safety (page 311) 1 electrical cords 2 lab apron 3 splashing liquids, flying objects 4 red 5 toxic 6 useful 7 fire blanket 8 stream Lesson 4: Safety (page 312) Forde-Ferrier, L.L.C. 23
Lesson 4: Safety (page 313) Lesson 4: Safety (page 314) 3 F 4 E 7 H 8 G Lesson 4: Safety (page 315) 1 safety goggles 2 lab apron 3 safety gloves 4 fire extinguisher 5 fire blanket 6 eye/face wash station 7 waste 8 hazardous waste Lesson 4: Safety (page 317) Lesson 5: Scientists in History (page 321) 7 C 8 C Lesson 5: Scientists in History (page 322) 1 Venus 2 Robert Hooke 3 pea plants 4 finches 5 mirrors 6 1564 7 Jupiter s 8 Galileo Lesson 5: Scientists in History (page 323) Lesson 5: Scientists in History (page 324) 2 E Forde-Ferrier, L.L.C. 24
Lesson 5: Scientists in History (page 325) 1 Robert Hooke 2 Galileo Galilei harles Darwin 4 Gregor Mendel 5 Sir Isaac Newton Lesson 5: Scientists in History (page 327) Forde-Ferrier, L.L.C. 25
Grade 3 Practice Test (Based on the Streamlined Science TEKS) Answer Key 3.8B 2 H 3.6A 3.6C 4 H 3.9B 3.5C 6 H 3.7A 7 D 3.5D 8 H 3.10A 9 A 3.5A 10 G 3.6A 1 3.8D 12 J 3.7A 1 3.9A 14 H 3.8C 1 3.5A 16 J 3.6B 17 C 3.10B 18 G 3.8D 19 D 3.5B 20 F 3.7C 2 3.8A 22 G 3.10A 2 3.9A 24 H 3.7B 2 3.9C 26 F 3.8B 27 A 3.5C 28 J 3.5A 29 D 3.8D 30 J 3.10A 3 3.5D 32 J 3.9B Forde-Ferrier, L.L.C. Page 1